Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and TERRA Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/13/2019
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (TERRA) Time (TERRA) Lat,Lon (TERRA) SZA (TERRA ) Distance(km) Time Diff (sec)
1 08/15/2019 10:39:38 68.35, 18.75 54.19 08/15/2019 10:40:15 68.36, 18.68 54.20 2.95 37
2 08/15/2019 11:30:20 -68.26,-173.83 125.88 08/15/2019 11:29:45 -68.25,-173.82 125.90 2.16 35
3 08/18/2019 02:05:59 -68.98, -33.63 124.33 08/18/2019 02:07:09 -68.88, -32.44 124.45 48.72 70
4 08/18/2019 02:56:33 68.32, 134.55 55.01 08/18/2019 02:56:44 68.33, 134.53 55.02 1.36 11
5 08/18/2019 03:47:15 -68.23, -58.02 125.07 08/18/2019 03:46:14 -68.22, -57.97 125.08 2.49 61
6 08/20/2019 18:22:43 -68.41, 82.90 124.04 08/20/2019 18:23:45 -68.41, 82.86 124.05 1.75 62
7 08/20/2019 19:13:27 68.30,-109.64 55.86 08/20/2019 19:13:12 68.30,-109.63 55.86 0.43 15
8 08/20/2019 20:04:00 -67.72, 58.40 124.72 08/20/2019 20:02:49 -67.80, 57.42 124.62 42.20 71
9 08/23/2019 10:39:38 -68.39,-161.29 123.17 08/23/2019 10:40:14 -68.38,-161.30 123.18 0.75 36
10 08/23/2019 11:30:22 68.27, 6.16 56.73 08/23/2019 11:29:41 68.27, 6.21 56.72 2.17 41
11 08/26/2019 02:05:58 68.83, 146.57 58.19 08/26/2019 02:07:08 68.73, 147.38 58.07 34.76 70
12 08/26/2019 02:56:33 -68.36, -45.49 122.29 08/26/2019 02:56:43 -68.35, -45.46 122.30 1.72 10
13 08/26/2019 03:47:16 68.20, 122.03 57.56 08/26/2019 03:46:11 68.18, 121.98 57.55 2.94 65

Figure of NPP and TERRA satellite orbits during SNOs since TLE Epoch: 8/13/2019
SNOs_Map_NPP_TERRA_20190813.jpg

Download SNOs between NPP and TERRA since TLE EPOCH: 08/13/2019 in txt file.

Historical Predictions of SNOs between NPP and TERRA

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service